Ruger 10/22 SMG style mag base extension

BX-1 magazine smg style extensions for 10/22 rifle, SR-22 rifle, 22 Charger pistol, .22LR Ruger American Rimfire rifle, .22LR Ruger Precision Rimfire rifle and .22LR Ruger 77/22 rifle tuf22 Tuf-22 printed in ABS plastic with heat set metal threads and hardware included. NO GLUE REQUIRED $20 each Flat rate Canada wide shipping $18. 

 ***does not add capacity only for ergonomics and style***

Available is black, red, green, blue, orange, yellow, pink, and purple!